Meaning of septendecennial | Babel Free
/ˌsɛptəndɛˈsɛn.i.əl/Definitions
Occurring every seventeen years; pertaining to or designating a seventeen-year interval.
not-comparable, rare
Examples
“The septendecennial emergence of Magicicada septendecim represents one of the most remarkable synchronized reproductive cycles in the animal kingdom, with entire broods surfacing after precisely seventeen years underground.”
CEFR level
C2
Mastery
This word is part of the CEFR C2 vocabulary — mastery level.
This word is part of the CEFR C2 vocabulary — mastery level.